Bulgarian emerald  (Somatochlora borisi)

Male Bulgarian emerald
Male Bulgarian emerald
© Jean-Pierre Boudot		Female Bulgarian emerald
Female Bulgarian emerald
© Jean-Pierre Boudot		Female Bulgarian emerald being held by researcher
Female Bulgarian emerald being held by researcher
© Jean-Pierre Boudot
Pair of Bulgarian emeralds in the 'wheel' mating position
Pair of Bulgarian emeralds in the 'wheel' mating position
© Jean-Pierre Boudot